Consequences of being rich

A new study of biological invasions in Europe found they were linked not so much to changes in climate or land cover, but to two dominant factors - more money and more people. Wealth and population density, along with an ...

Genetic evidence clears Ben Franklin (w/ Video)

The DNA evidence is in, and Ben Franklin didn't do it. Genetic tests on more than 1,000 Chinese tallow trees from the United States and China show the famed U.S. statesman did not import the tallow trees that are overrunning ...

Poor plant defenses promote invasive beetle's success

(PhysOrg.com) -- Invasive species cost more than $100 billion a year in damages in the United States, according to the United States Department of Agriculture. While most researchers attribute their success to a lack of natural ...

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